Add pdf and bump version number

Author: dwcoder

src/QuantitativePrimer.pdf

@@ -8,7 +8,7 @@
 % C: Increment with minor error corrections and additions
 % When B is incrememted, C is reset to zero
 % When A is incrememted, B and C is reset to zero
-\newcommand{\docversion}{V1.1.5}
+\newcommand{\docversion}{V1.2.0}
 \begin{document}
 
 %\doublespacing